MS

Masamichi Sogabe

OB Obayashi: 2 patents #32 of 118Top 30%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
📍 Kokubunji, JP: #421 of 714 inventorsTop 60%
Overall (All Time): #2,187,982 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6698053 Method for seismically reinforcing a reinforced concrete frame Hajime Ouchi, Motoyuki Okano, Hajime Wakui, Nobuyuki Mastsumoto, Hiroyuki Arita 2004-03-02
6425157 Elevated bridge infrastructure design method Hajime Ouchi, Motoyuki Okano, Hajime Wakui, Nobuyuki Mastsumoto, Hiroyuki Arita +1 more 2002-07-30